Table 2. Two-way analysis of variance (repeated measures ANOVA II) results to test the effects of the dose of applied amendments (0, 1.8, 5.4 and 10.8), the type of soil amendments (SS and SED) on decreases in soil PCB content after five weeks of cultivation.
| Effect | df | MS | F | p |
|---|---|---|---|---|
| Dose of applied amendments (A) | 3 | 0.3203 | 10.1294 | 0.0042 |
| Soil amendment type (B) | 1 | 0.0066 | 0.2091 | 0.6596 |
| A × B | 3 | 0.0027 | 0.0862 | 0.9656 |
| Error | 8 | 0.0316 | ||
| PCB decrease (C) | 1 | 0.5544 | 22.1443 | 0.0015 |
| C × A | 3 | 0.0481 | 1.9198 | 0.2049 |
| C × B | 1 | 0.0231 | 0.9232 | 0.3648 |
| C × B × A | 3 | 0.0040 | 0.1580 | 0.9216 |
| Error | 8 | 0.0250 |